摘要
用主成分分析法对平武黄牛体尺性状的 1 3个性状指标进行处理 ,选择累计贡献率 85 938%的 7个主成分进行分析 ,明确了平武黄牛的体型特征 。
Thirteen indices of Pingwu cattle's body measurement trait are studied by principal component analysis Seven principal components whose contributing rate accumulate up to 85 938 percent,are used to define the body type of Pingwu cattle and advance how the breed Pingwu cattle
出处
《四川畜牧兽医》
2000年第8期21-22,共2页
Sichuan Animal & Veterinary Sciences
基金
四川省教委科研项目基金资助
关键词
平武黄牛
体尺性状
主成分分析
体型特征
选育
pingwu cattle
body measurement trait
principal component analysis
body type character
breed
